Small benchmark utility to test pure parser speed.

Tested on Windows only. Includes MS VC++ 6.0 workspace.

3 files changed, 233 insertions, 0 deletions

diff --git a/expat/tests/benchmark/benchmark.c b/expat/tests/benchmark/benchmark.c
new file mode 100644
index 00000000..99c51a12
--- /dev/null
+++ b/expat/tests/benchmark/benchmark.c
@@ -0,0 +1,101 @@
+#include <sys/stat.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <time.h>
+#include "expat.h"
+
+static void
+usage(const char *prog, int rc)
+{
+  fprintf(stderr,
+          "usage: %s [-n] filename bufferSize nr_of_loops\n", prog);
+  exit(rc);
+}
+
+int main (int argc, char *argv[]) 
+{
+  XML_Parser  parser;
+  char        *XMLBuf, *XMLBufEnd, *XMLBufPtr;
+  FILE        *fd;
+  struct stat fileAttr;
+  int         nrOfLoops, bufferSize, fileSize, i, isFinal;
+  int         j = 0, ns = 0;
+  clock_t     tstart, tend;
+  double      cpuTime = 0.0;
+
+  if (argc > 1) {
+    if (argv[1][0] == '-') {
+      if (argv[1][1] == 'n' && argv[1][2] == '\0') {
+        ns = 1;
+        j = 1;
+      }
+      else
+        usage(argv[0], 1);
+    }
+  }
+
+  if (argc != j + 4)
+    usage(argv[0], 1);
+
+  if (stat (argv[j + 1], &fileAttr) != 0) {
+    fprintf (stderr, "could not access file '%s'\n", argv[j + 1]);
+    return 2;
+  }
+  
+  fd = fopen (argv[j + 1], "r");
+  if (!fd) {
+    fprintf (stderr, "could not open file '%s'\n", argv[j + 1]);
+    exit(2);
+  }
+  
+  bufferSize = atoi (argv[j + 2]);
+  nrOfLoops = atoi (argv[j + 3]);
+  if (bufferSize <= 0 || nrOfLoops <= 0) {
+    fprintf (stderr, 
+             "buffer size and nr of loops must be greater than zero.\n");
+    exit(3);
+  }
+
+  XMLBuf = malloc (fileAttr.st_size);
+  fileSize = fread (XMLBuf, sizeof (char), fileAttr.st_size, fd);
+  fclose (fd);
+  
+  i = 0;
+  XMLBufEnd = XMLBuf + fileSize;
+  while (i < nrOfLoops) {
+    XMLBufPtr = XMLBuf;
+    isFinal = 0;
+    if (ns)
+      parser = XML_ParserCreateNS(NULL, '!');
+    else
+      parser = XML_ParserCreate(NULL);
+    tstart = clock();
+    do {
+      int parseBufferSize = XMLBufEnd - XMLBufPtr;
+      if (parseBufferSize <= bufferSize)
+        isFinal = 1;
+      else
+        parseBufferSize = bufferSize;
+      if (!XML_Parse (parser, XMLBufPtr, parseBufferSize, isFinal)) {
+        fprintf (stderr, "error '%s' at line %d character %d\n",
+                 XML_ErrorString (XML_GetErrorCode (parser)),
+                 XML_GetCurrentLineNumber (parser),
+                 XML_GetCurrentColumnNumber (parser));
+        free (XMLBuf);
+        XML_ParserFree (parser);
+        exit (4);
+      }
+      XMLBufPtr += bufferSize;
+    } while (!isFinal);
+    tend = clock();
+    cpuTime += ((double) (tend - tstart)) / CLOCKS_PER_SEC;
+    XML_ParserFree (parser);
+    i++;
+  }
+
+  free (XMLBuf);
+      
+  printf ("%d loops, with buffer size %d. Average time per loop: %f\n", 
+          nrOfLoops, bufferSize, cpuTime / (double) nrOfLoops);
+  return 0;
+}
diff --git a/expat/tests/benchmark/benchmark.dsp b/expat/tests/benchmark/benchmark.dsp
new file mode 100644
index 00000000..be3f240b
--- /dev/null
+++ b/expat/tests/benchmark/benchmark.dsp
@@ -0,0 +1,88 @@
+# Microsoft Developer Studio Project File - Name="benchmark" - Package Owner=<4>
+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
+
+# TARGTYPE "Win32 (x86) Console Application" 0x0103
+
+CFG=benchmark - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE 
+!MESSAGE NMAKE /f "benchmark.mak".
+!MESSAGE 
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
+!MESSAGE 
+!MESSAGE NMAKE /f "benchmark.mak" CFG="benchmark - Win32 Debug"
+!MESSAGE 
+!MESSAGE Possible choices for configuration are:
+!MESSAGE 
+!MESSAGE "benchmark - Win32 Release" (based on "Win32 (x86) Console Application")
+!MESSAGE "benchmark - Win32 Debug" (based on "Win32 (x86) Console Application")
+!MESSAGE 
+
+# Begin Project
+# PROP AllowPerConfigDependencies 0
+# PROP Scc_ProjName ""
+# PROP Scc_LocalPath ""
+CPP=cl.exe
+RSC=rc.exe
+
+!IF  "$(CFG)" == "benchmark - Win32 Release"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 0
+# PROP BASE Output_Dir "Release"
+# PROP BASE Intermediate_Dir "Release"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 0
+# PROP Output_Dir "Release"
+# PROP Intermediate_Dir "Release"
+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
+# ADD CPP /nologo /W3 /GX /O2 /I "..\..\lib" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
+# ADD BASE RSC /l 0x1009 /d "NDEBUG"
+# ADD RSC /l 0x1009 /d "NDEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /machine:I386
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /machine:I386
+
+!ELSEIF  "$(CFG)" == "benchmark - Win32 Debug"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
+# PROP BASE Output_Dir "Debug"
+# PROP BASE Intermediate_Dir "Debug"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 1
+# PROP Output_Dir "Debug"
+# PROP Intermediate_Dir "Debug"
+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "..\..\lib" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD BASE RSC /l 0x1009 /d "_DEBUG"
+# ADD RSC /l 0x1009 /d "_DEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+
+!ENDIF 
+
+# Begin Target
+
+# Name "benchmark - Win32 Release"
+# Name "benchmark - Win32 Debug"
+# Begin Source File
+
+SOURCE=.\benchmark.c
+# End Source File
+# End Target
+# End Project
diff --git a/expat/tests/benchmark/benchmark.dsw b/expat/tests/benchmark/benchmark.dsw
new file mode 100644
index 00000000..db8504c0
--- /dev/null
+++ b/expat/tests/benchmark/benchmark.dsw
@@ -0,0 +1,44 @@
+Microsoft Developer Studio Workspace File, Format Version 6.00
+# WARNING: DO NOT EDIT OR DELETE THIS WORKSPACE FILE!
+
+###############################################################################
+
+Project: "benchmark"=.\benchmark.dsp - Package Owner=<4>
+
+Package=<5>
+{{{
+}}}
+
+Package=<4>
+{{{
+    Begin Project Dependency
+    Project_Dep_Name expat
+    End Project Dependency
+}}}
+
+###############################################################################
+
+Project: "expat"=..\..\lib\expat.dsp - Package Owner=<4>
+
+Package=<5>
+{{{
+}}}
+
+Package=<4>
+{{{
+}}}
+
+###############################################################################
+
+Global:
+
+Package=<5>
+{{{
+}}}
+
+Package=<3>
+{{{
+}}}
+
+###############################################################################
+